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WO2017133987A1 - Procédé et système pour détacher au niveau du sol un corps à façonner dans une roche - Google Patents

Procédé et système pour détacher au niveau du sol un corps à façonner dans une roche Download PDF

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Publication number
WO2017133987A1
WO2017133987A1 PCT/EP2017/051838 EP2017051838W WO2017133987A1 WO 2017133987 A1 WO2017133987 A1 WO 2017133987A1 EP 2017051838 W EP2017051838 W EP 2017051838W WO 2017133987 A1 WO2017133987 A1 WO 2017133987A1
Authority
WO
WIPO (PCT)
Prior art keywords
rock
layer
concrete
separating
unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2017/051838
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German (de)
English (en)
Inventor
Gerd Stenzel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HEINDL ENERGY GmbH
Original Assignee
HEINDL ENERGY GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HEINDL ENERGY GmbH filed Critical HEINDL ENERGY GmbH
Priority to US16/075,285 priority Critical patent/US20190085689A1/en
Priority to CN201780010087.2A priority patent/CN108603495A/zh
Publication of WO2017133987A1 publication Critical patent/WO2017133987A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D13/00—Large underground chambers; Methods or apparatus for making them
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/54—Slitting by unguided cutter cables or cutter chains, or by unguided tools drawn along the working face by cables or the like
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D1/00—Sinking shafts
    • E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G3/00—Other motors, e.g. gravity or inertia motors

Definitions

  • the object of the invention is therefore to specify a method for the bottom-side separation of a body stagnarbei ⁇ border body and provide a technical system for ⁇ lead by such a method.
  • the inventive method for bottom-side separating egg ⁇ nes out preliminary work ends of rock body provides that a first portion of the bottom surface of the from the rock Maschinenzu ⁇ working body is separated by removing the lying below the bottom ⁇ surface rock and a second Tei the bottom surface by: - in particular successively replacing the underlying rock below the ground surface by a
  • Layer system which has two unconnected separation layers ⁇ on, is separated, so that the out of the stoneentialzuar ⁇ processing body is supported in the region of this second part of its bottom ⁇ surface by the layer system.
  • Unconnected separating layers is understood to mean that, when the body is worked out of the rock, it can be raised so that the distance between the unconnected separating layers changes, without the structure of the separating layers-apart from one possible elastic response to a pressure change in this pre ⁇ is altered gait. Unconnected separating layers can communicate with each other over a wide area so well, provided they detachable from each other and do not stick together or be welded together by the pressure of the carved out of the rock body.
  • the release layer should therefore be available ⁇ of a material that adheres well to rock and / or concrete, so the sealing against the passage of hydraulic fluid -in Normal ⁇ case wasserdicht- and in which two under pressure, especially under the pressure of the from the rockeller ⁇ beiteten body when it is merely on the second part ⁇ ner bottom surface is supported in contact with each ge ⁇ brought release layer surfaces to each other or do not connect with an inserted between the separating layers between ⁇ layer.
  • metal layers as
  • the bottom surface produced with the inventive method of forming out preparatory work from the rock body is accordingly ⁇ speaking partially through the ceiling of the areas where the rock has been removed and sections through the upper separator layers or any associated intermediate layers formed.
  • the blankets then form the first part and the separating layers or intermediate layers form the second part of the bottom surface of the body to be worked out of the rock in the terminology of this description.
  • a preferred type of the layer system may have two Betonschich ⁇ th and two each on the side facing the respective other layer of concrete surface of a concrete layer disposed comprise layers ⁇ separation, so that the separation layer of a concrete layer adjacent to the release layer of the other concrete layer is separated, so that the preliminary work out the end of the stone body in the area of this second part of its bottom surface through the concrete layers and the separator arranged between them is supported ⁇ layers.
  • the removal of rock can be done with known from the tunnel construction and tunneling method and corresponding Maschi ⁇ NEN, such as tunnel boring machine. When replacing rocks this can also be removed in this way, preferably already a few meters behind the point at which the rock is removed, the backfilling with the Schichtsys ⁇ tem of lower (that is located at a greater depth relative to the Erdober ⁇ area) Concrete layer is arranged thereon with separating layer and upper (ie at a lesser depth relative to the earth surface befindmaschine) concrete layer with angeord ⁇ designated interface layer is performed.
  • a corresponding ⁇ the gap which may need to be only a few inches high, for example, with a wire saw, is sawed into the rock, in which then the separating layers and any intermediate layers present in this gap and to consolidate ⁇ , for example, to weld at edges and / or surface, optionally also in the gap ⁇ duri ⁇ fenden region of the separating layers, each one-sided with a resin to glue.
  • the separation of the first part of the bottom surface of the body to be worked out of the rock comprises the steps
  • the central tunnel can be connected, for example, directly or via an access tunnel with shafts with the surface of the earth or directly through an access tunnel, the ⁇ from the rock premise, from which the body is worked out ⁇ makes accessible.
  • an access tunnel until the order ⁇ running tunnels, which runs preferably circular, addressed to ⁇ it and then to build the central knobs.
  • the separation of the second part of the bottom surface of the body to be worked out of the rock takes place in that at least one rock layer of each pillar web is bounded by an upper concrete layer bounded below by a first separating layer connected to the upper concrete layer, and a lower concrete layer which is limited by means connected to the un ⁇ direct concrete layer second separation layer upward, is replaced.
  • reinforcements, cooling and / or drainage pipes are embedded and / or vorgese ⁇ hen required expansion joints in concrete or both of these layers.
  • the whole column web may be replaced by a so structured layer system, but it can also above Gesteinsbe ⁇ rich of the column web and / or remain below the layer ⁇ system.
  • the process can be carried out when the running direction of the central tunnel and / or secondary tunnels in geological properties of the rock, particularly the ⁇ is tet by the slope from fissures in the rock, Sprint- because that the effort especially when removing rock can significantly reduce.
  • the secondary tunnels can be used to remove the rock to be replaced when replacing the rock in the column piers. This is preferably done only in every second minor ⁇ technisch.
  • the rinse liquid can be discharged after their use.
  • the removed and / or the replaced stone is used to produce the concrete needed for the replacement of rock. It can, for example, be broken up in the central tunnel and then further processed in a plant there for the production of concrete. It is particularly preferred if an upper and a lower boundary surface of the rock layer to be replaced are respectively defined by a sawing process before the replacement of the rock in the column webs. This is possible, for example, by using wire saws, if necessary with the use of liquid during sawing.
  • This "initially sawing" generates a defined termination ⁇ edge when replacing the rock, leading in particular to improved adhesion of the concrete to the rock and good heat dissipation during curing of the concrete.
  • the replacement of the stone layer is preferably effected by performing the following steps from ⁇ :
  • ⁇ tra gene can be supported, for example by pushing a ⁇ of supports from one of sub-stud.
  • an intermediate layer such as a nonwoven fabric or a rubber mat can still should also be included.
  • the removal of the rock layer begins, for example, with a tunnel boring machine or a rock cutter, at the end of the column web adjacent to the central tunnel and is continued from there in continuous propulsion in the direction of the revolving tunnel.
  • ⁇ subsequent to the drive direction range the removed material is conveyed away.
  • a little further towards the direction of advance are laid separating layers and, where ⁇ appropriate, supported, while further towards the pre ⁇ driving direction in an interconnected for this purpose down cutting already the filling is made with concrete, yet currency ⁇ to rend the tunnel boring machine or rock thrower further prepared.
  • the replacement of the rock is carried out in mutually adjacent column webs with mutually opposite propulsion direction ⁇ .
  • the existing system consisting of several machines or devices is then turned after completion of work on a pillar bar in the circumferential lugs or in the central tunnel and re-attached to the next column pier, which is particularly ⁇ well with modular systems feasible.
  • At least one separating layer which in particular has a surface structuring, for example, grooves or channels, and preferably a cohesive in the advancing direction structuring, and / or, is preferable in the process especially when a Zvi ⁇ rule layer is present between the separating layers, the is porous or has a surface structuring, in particular a structuring in the direction of advance, has been arranged.
  • a surface structuring for example, grooves or channels, and preferably a cohesive in the advancing direction structuring, and / or
  • Such a contiguous in the advancing direction structuring ⁇ tion exists, in particular, when hydraulic fluid layer in separation laid by the surface structures of the central rib may flow to the peripheral studs.
  • Such surface structuring is in the initial phase of lifting the carved out of the rock body by pumping the hydraulic fluid it significantly the introduction of force in the second part of the bottom surface ⁇ facilitated.
  • the same effect can be achieved by a porous intermediate layer ⁇ between the separating layers.
  • the system according to the invention for the bottom-side separation of a body to be worked out of a rock has at least the following components:
  • a laying unit for laying a first separating layer and a second separating layer unconnected to the first separating layer
  • the Ab malstatt may for example be a conveyor belt system, whose conveying direction is directed substantially perpendicular to the tunnel driving direction of a sub-stud towards or at least one component having (in the vectorial sense) in the direction perpendicular to the tunnel driving direction of a Ne ⁇ benstollen out, so that with it the from the Before ⁇ drive unit removed rock from the area of the column lenslvess can be transported in the secondary tunnels, from where it then can be terbe assignt with a conveyor belt system in the central knobs wei ⁇ .
  • the discharge unit can also be embodied integrated into the propulsion unit.
  • the laying unit advantageously has a Materialvor ⁇ rat for the first and the second separation layer
  • the at ⁇ play of Trenntikmateri ⁇ may be designed as such that the separation layers ask ⁇ rolls during a movement of the laying unit in the direction of propulsion by corresponding rollers become.
  • the beginning of the release layers is expediently ⁇ example depending on the current advancing direction in the tunnel, from the starting of the propulsion anchored, for example in a (concrete) the lining of the central tunnel or rotating stumbling lens. Is already a portion of the column web again been ver ⁇ fills the portion of the separation layer ⁇ therein is attached to the concrete and thus also fixed.
  • the Ver spalliser comprises as essential components Minim ⁇ least one concrete feeder for filling the gap Zvi ⁇ rule the bottom of the formed by removing the stratum space and the first separation layer with concrete, min- least one concrete feeder for filling the space between the ceiling of the by Removal of the rock layer resulting space and the second separation layer with concrete and at least one formwork, which ensures that the in the concrete separated by the separation layers, resulting from the removal of the rock layer spaces by means of the concrete supply concrete in the form of the corresponding ⁇ the section of the column web cures.
  • the concrete fed to the filling of the interim ⁇ rule space between the bottom of the resulting by removing the Ge ⁇ brick layer region and the first separation layer with concrete, and the concrete supply to the filling of the intermediate ⁇ space between the ceiling of the by removing the rock ⁇ layer incurred space and the second separating layer with concrete need not necessarily be designed so that both rooms can be filled at the same time, so that this feature ⁇ times, for example, is also realized when a concrete ⁇ line zen only to a Beglallstut, by a scarf wall through which leads into a room and then, after this space is filled, zen to a Beglallstut, which leads through a scarfing wall into the other room is connected.
  • At least one propulsion unit, at least one Ab thoroughtician, at least one laying unit or min ⁇ least a Ver spalliser is made movable, which is particularly the case when it is disposed on a tracked vehicle.
  • at least one propulsion unit, at least one Ab thoroughtician, at least one laying unit or min ⁇ least a Ver spalliser is made movable, which is particularly the case when it is disposed on a tracked vehicle.
  • all those Einhei ⁇ th each movable, in particular embody moved together is.
  • the pre ⁇ drive unit, the discharge unit, the laying unit and / or the filling unit are separable from each other, so are not inseparably connected to each other.
  • the method may in this way with the system to its ef ⁇ fizienteste manner performed in which the replacement operation is carried out in adjacent columns webs in the opposite direction of propulsion, without it being necessary circumferential lug and To build secondary tunnels with a large cross-section or diameter, as the individual units can be dismantled and turned over one after the other.
  • the system has to ⁇ least two or more propulsion units, more preferably in addition countershaft units also each have at least two Ab makeupajien, esterification or Ver spalliseren, wherein each the same kinds of units are modular with each other so connected that they are parallel to each other can be used in the same cutting plane. So not only a curvature of the circulating be exploited the stud, but also the stud ⁇ diameter, which is needed for turning the system in the transition to the next pillar ridge, are kept low. It should be noted, however, that in principle a transport of machines with a working width corresponding to the width of a column web, through the circulating ⁇ cleats back to the central tunnel is possible, so that a modular structure is not absolutely necessary in this respect.
  • release layer, and rollers can be any support structures for these rolls are then transported away by the rotating studs in pre-assembled on the length of the corresponding columns web length affordge ⁇ represents.
  • the next release coating roll that is used for processing the next few columns web is then fed through a side ⁇ stollen and taken to the installation position after the propulsion units have already worked into it sufficiently far into the column web to introducing the separation ⁇ layer roll to allow.
  • At least one Vorretesein ⁇ standardize, at least one Ab thoroughlytician, at least one Verle ⁇ geü or at least one Ver hypoxia means for Ab ⁇ based on a tunnel wall and / or or means for Verspan- NEN with a tunnel wall having, for example, stamp, which may be operated hydrau ⁇ cally, struts or tensioning cables.
  • FIG. 1 is a schematic representation of the structures to be worked on the bottom surface of the body to be worked out of the rock by removal of rock;
  • FIG. a schematic representation of a sawing process with a wire saw on a pillar bridge in a section ⁇ plane;
  • 5b shows a schematic representation of a second part ⁇ step of a variant of the replacement of a rock ⁇ layer in a column web, in which he ⁇ follows the removal of the rock to be replaced with a wire saw, from a sub-stud from;
  • Fig .6A a cross section of a column web after the wetting ERSET ⁇ a sawn rock layer by a ⁇ ers th layer system
  • Figure 6b shows a cross section of a column web after the wetting ERSET ⁇ a sawn rock layer by a second layer system
  • 6C is a cross section of a column web after the wetting ERSET ⁇ a sawn rock layer by a third layer system
  • Fig.6d a cross section of a column web, in which the
  • FIG. 1 shows a schematic representation of the to be created on the bottom surface of the ⁇ out preparatory work consisting of rock body by removing rock structures, the common ⁇ sam form the first part of this bottom surface.
  • ⁇ in a view from below at a time point at which the sides of the walls ⁇ out preparatory work consisting of rock body, its future course is outlined by a dashed line L, are not yet separated. This corresponds to the before ⁇ ferred series sequence since then separating the bottom surface of the body is possible without risk, since the side walls are still surrounded by the surrounding rock.
  • a central lug 10 a circumferential lug 20 which extends in this embodiment circularly with an inner radius rl of 112.5m and an outer radius r2 of 125 m, and parallel side lugs 30 with a lug width b, which may be 5 meters, for example .
  • the side lugs 30 extend in this example at right angles to the central lug 10, wherein the respective center lines m of two mutually adjacent secondary lugs 30 extend in a distance D from each other, for example, amounting to 25 meters can.
  • the central tunnel 10 can not shown
  • ENTRANCE ⁇ Lich Manholes or access tunnel, not shown, are made ENTRANCE ⁇ Lich.
  • a stationary concrete supply may in the central tunnel 10 optionally be located 11, for example ⁇ silos in the form of concrete, then in the currently required by the means of a flexible, as required elongata ⁇ bares conduit system 12 that is laid into a respective sub-stud 30, concrete and in FIG. 1 leads to a selected secondary tunnel 30, which, however, can also be laid into other secondary tunnels 30, depending on the current requirements.
  • the line system 12 to ⁇ te it as flat as possible running.
  • a preferred alsoAsge ⁇ quite adaptable conveyor belt system can also for the conveyance of eliminator ⁇ tem or replaced rock are arranged 13, which also results in a sub-stud 30, wherein the winningbandsys ⁇ system 13 but can be converted so that it in each case in another side lobe 30 or branches, so that it leads into several side lugs 30.
  • the removed or replaced rock can chen optionally broken up with egg ⁇ ner disposed in the central tunnel Aufbrechstrom 14 and be used directly for production of concrete in the concrete supply 11 to reduce the need for transportation.
  • Figure 2 shows a schematic representation of a Schneidepro ⁇ zesses with a wire saw 50 with saw cable 51, guide rollers 52 and drive roller 53 on a column web 40.
  • the viewing direction in figure 2 is identical to the viewing direction in figure 1, the cutting plane shown here is but in the current Cutting plane of the wire saw 50.
  • Such cutting processes can on the one hand, as exemplified in Figure 5a and 5b, are used in very stable rock to order in the resulting gap, which may optionally meantime by introducing a gel stabili ⁇ Siert be a layer system, the two separating layers and to collect an optional intermediate layer.
  • Sol- che layer systems are shown schematically below in the Figu ⁇ ren 6a to 6c by way of example.
  • Such cutting processes can be carried out at the level of the upper edge and / or the lower edge of a to remove rock layer prior to their distance to the ceiling and / or bottom of the resulting from the removal of a Ge ⁇ brick layer space relatively smooth and free of rough edges to hold.
  • This may in some rock types with a replacement of a thicker layer of rock with a correspondingly thicker layer system additionally has particular ⁇ also concrete layers, such as the coating systems are illustrated in Figures 6d and 6e, contribute to the improved connection of the concrete layers to this ceiling or floor.
  • Figure 3 shows a schematic cross-sectional illustration of a system 1000 to the bottom-side separating an out preparatory work end of a Ge ⁇ stone 2000 body, viewed from a sub-stud 30 to which a a such thicker rock ⁇ layer having a height H, which can be, for example 2m, by such thicker layer system can be replaced.
  • the system 1000 works in the direction of advance V through the rock 2000 of a pillar stud 40.
  • the system 1000 is composed of
  • a propulsion unit 1100 for removing a rock layer which is designed as a tunnel boring machine
  • a laying unit 1300 for laying a first separating layer 1310 and a second separating layer 1320 unconnected to the first separating layer 1310, with a first separating layer supply roll 1330 and a second separating layer roll 1340,
  • the formwork 1450 is torque ⁇ supported by struts 1451.1452 ranging au ⁇ ßer distress the sound volume on the ceiling or floor 1421 1,441th
  • Figure 4 is a diagram illustrating the modular design of an egg ⁇ nes of the system considered above 1000 to the bottom end separating out preparatory work of a rock body illustrated by a plan view.
  • the pre ⁇ drive unit 1100 which Abingiser 1200 the Verlegeein- standardized 1300 and the Ver hypohellmaschine 1400 each modular four in the direction perpendicular to the advance direction next to one another in a plane in which the secondary tunnels are 30, Vorretesein ⁇ standardized modules llOOa-d , Entancerittsmodulen 1200a-d, Verle ⁇ geechsmodulen 1300a-d and filling unit modules 1400a-d are composed, which allows the turning of the system at the end ei ⁇ nes a column bar 40 for processing and the next pillar 40 even in a relatively confined space.
  • Figures 5a and 5b show a schematic representation of a variant of the replacement of a rock layer 2000 in a column web 40, in which the removal of the Ge ⁇ stone to be replaced with a wire saw 50 takes place, viewed from a secondary tunnel 30 th.
  • a gap with the sawing cable 51 chu ⁇ lenstegs cut into the rock 2000 3200 a 40, tracked in the optional first transport rod 3300 -beispielnger tightened or nachgescho ⁇ is benzyl, of a supply line 3310 having for gel liquid 3440 and at its sawing direction VV the opposite side a Geldüse 3320, by which the gap is filled with 3200 Gelflüs ⁇ stechnik 3440th
  • the sawing direction through the rock 2000 of the pillar web 40 can also be the direction from a secondary tunnel 30 to an adjacent secondary tunnel 30.
  • a second transport rod is then performed 3301 in the direction of sawing or VV in the direction opposite thereto by the wire saw 50 ge ⁇ sawing gap 3200th
  • a flushing nozzle is seen 3312 before ⁇ which is supplied ⁇ through a supply line 3311 flushing fluid when a gel liquid 3440 for stabilizing the line of cut was introduced into this 3200 to strictly this solve ⁇ .
  • TransportStabs 3301 are attached as separating layers sealing webs 3520 with fastening elements 3530, which each have an adhesive coating 3521, 3522 on their side facing the rock 2000. Between the 3520 geomembranes is a 3525 fleece or a dimpled rubber mat. net, which is fastened with a fastening element 3535 on TransportStab 3301. This layer system can thus fed by BEWE ⁇ supply of the transport bar 3301 into the gap 3200 ⁇ to.
  • a column web 40 will be reference to the figures 6a to 6e differing ⁇ che variants of layer systems according to the replacement of a Ge ⁇ brick layer by the respective
  • 6a shows a cross-section of a column web 40 after the replacement of a sawn-rock layer by layer ers ⁇ tes system 140, consisting of two separating layers
  • the lower separating layer 141 has a surface structuring in the form of grooves 143.
  • Figure 6b shows a cross section of a column web 40 after the replacement of a sawn-rock layer by a second layer system 240, consisting of two separator layers 241,242, namely a lower barrier layer 241 and a obe ⁇ ren separation layer 242, between which an intermediate layer in the form of a porous mat 243 the each immediately adjacent to the separating layers 241 ,.242, is arranged.
  • a second layer system 240 consisting of two separator layers 241,242, namely a lower barrier layer 241 and a obe ⁇ ren separation layer 242, between which an intermediate layer in the form of a porous mat 243 the each immediately adjacent to the separating layers 241 ,.242, is arranged.
  • the second layer system 240 consisting of two separator layers 241,242, namely a lower barrier layer 241 and a obe ⁇ ren separation layer 242, between which an intermediate layer in the form of a porous mat 243 the each immediately adjacent to the separating layers 241
  • Separating layers 241 and 242 are each provided with optional adhesive coatings 3521, 3522 on their side facing the rock 2000.
  • an intermediate layer in the form of the porous web 243 e.g. Also, a rather even place arranged dimpled rubber mat can be used.
  • FIG. 6c shows a cross-section of a pillar web 40 after replacement of a cut rock layer by third layer system 440, consisting of two layers of concrete 443.444, namely a lower concrete layer 443 and a obe ⁇ ren concrete layer 444, and two each on the top of each of ⁇ the concrete layer 444.443 facing surface of a concrete ⁇ layer 443.444 arranged separating layers 441.442, namely a lower separating layer 441 and an upper separation layer 442, each having a surface structure in the form of grooves 445,446.
  • Fig.6d shows a cross section of a column web 40, in which the rock columns web forming 40 is completely formed by a fourth layer system 540, consisting of two layers of concrete 543.544, namely a lower concrete layer 543 and a obe ⁇ ren concrete layer 544, and two each in the respectively at ⁇ the concrete layer 544.543 facing surface of a concrete ⁇ layer 543.544 arranged separating layers 541.542, namely a lower barrier layer 541 and a top release layer 542, and arranged between this intermediate layer 545, the recovered porous, such as a fleece or a in pre ⁇ driving direction Contiguous surface structuring, for example, as grooved or dimpled rubber mat, can be out ⁇ leads is replaced.
  • a fourth layer system 540 consisting of two layers of concrete 543.544, namely a lower concrete layer 543 and a obe ⁇ ren concrete layer 544, and two each in the respectively at ⁇ the concrete layer 544.543 facing surface of a concrete ⁇ layer 543.5

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Lining And Supports For Tunnels (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

L'invention concerne un procédé pour détacher au niveau du sol un corps à façonner dans une roche (2000), procédé selon lequel une première partie de la surface de sol du corps à façonner dans la roche (2000) est détachée par retrait de la roche (2000) se trouvant au-dessous de la surface de sol et une seconde partie de la surface de sol est détachée par substitution de la roche (2000) se trouvant au-dessous de la surface de sol par un système de couches (140, 240, 440, 540) qui comporte deux couches de séparation non liées (141, 142, 241, 242, 441, 442, 541, 542, 1310, 1320) de sorte que le corps à façonner dans la roche (2000) est supporté, au niveau de cette seconde partie de sa surface de sol, par le système de couches (140, 240, 440, 540). L'invention concerne également un système (1000) approprié pour mettre en œuvre un tel procédé et destiné à détacher au niveau du sol un corps à façonner dans une roche (2000). Le système comporte une unité de creusement (1100) destinée à retirer une couche de roche, une unité d'enlèvement (1200) destinée à enlever la roche (2000) retirée par l'unité de creusement (1100), une unité de pose (1300) destinée à poser une première couche de séparation (1310) et une seconde couche de séparation (1320) non liée à la première couche de séparation (1310), et une unité de remplissage (1400) comportant au moins un moyen d'alimentation en béton (1410) destiné à remplir avec du béton l'espace intermédiaire situé entre le bas (1421) de l'espace résultant du retrait de la couche de roche et la première couche de séparation (1310), au moins un moyen d'alimentation en béton (1430) destiné à remplir avec du béton l'espace intermédiaire entre le haut (1441) de l'espace résultant du retrait de la couche de roche et la seconde couche de séparation (1320) et un moyen de coffrage (1450).
PCT/EP2017/051838 2016-02-04 2017-01-27 Procédé et système pour détacher au niveau du sol un corps à façonner dans une roche Ceased WO2017133987A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US16/075,285 US20190085689A1 (en) 2016-02-04 2017-01-27 Bottom-side separation of an object to be cut out of stone
CN201780010087.2A CN108603495A (zh) 2016-02-04 2017-01-27 用于将从岩石中待加工出的岩体进行底侧分离的方法和系统

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016101983.6 2016-02-04
DE102016101983.6A DE102016101983A1 (de) 2016-02-04 2016-02-04 Verfahren und System zum bodenseitigen Abtrennen eines aus einem Gestein herauszuarbeitenden Körpers

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WO2017133987A1 true WO2017133987A1 (fr) 2017-08-10

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CN (1) CN108603495A (fr)
DE (1) DE102016101983A1 (fr)
WO (1) WO2017133987A1 (fr)

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